Table 9.

Thermal optimization solution in the Brayton S-CO₂-SORC.

Parameter		Optimized Value
Symbol	Unit	Solution I (NRH)	Solution II (RH)	Solution III (NRH)	Solution IV (RH)
		Maximize thermal efficiency		Minimize exergy destruction
TIT	°C	800.00	800.00	500.21	500.23
PHIGH	kPa	20000.00	20000.31	30000	27781.70
ɛff	%	0.9	0.9	0.9	0.9
ηT1	%	0.93	0.93	0.93	0.93
AP	°C	35	35	16.20	23.27
Pevap	MPa	2.92	3.55	0.45	0.45
Δηther	%	28.26	27.34	26.40	26.85
ηI,SORC	%	21.03	21.44	15.08	14.94
${\mathit{\eta }}_{\mathit{I},\mathbf{B}\mathbf{r}\mathbf{a}\mathbf{y}\mathbf{t}\mathbf{o}\mathbf{n}\mathbf{S}-\mathbf{C}\mathbf{O}2}$	%	43.29	44.72	33.71	34.56
ηth,overall	%	55.53	56.95	42.61	43.84
ED	kW	62.04	121.47	60.72	112.06
ẇnet	kW	200.87	234.72	109.34	116.46